64604365 has 16 divisors (see below), whose sum is σ = 88819200. Its totient is φ = 44190720.

The previous prime is 64604363. The next prime is 64604387. The reversal of 64604365 is 56340646.

It is not a de Polignac number, because 64604365 - 2¹ = 64604363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64604365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64604363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13660 + ... + 17770.

It is an arithmetic number, because the mean of its divisors is an integer number (5551200).

Almost surely, 2^64604365 is an apocalyptic number.

It is an amenable number.

64604365 is a deficient number, since it is larger than the sum of its proper divisors (24214835).

64604365 is a wasteful number, since it uses less digits than its factorization.

64604365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 64604365 is about 8037.6840569905. The cubic root of 64604365 is about 401.2551511196.

The spelling of 64604365 in words is "sixty-four million, six hundred four thousand, three hundred sixty-five".